A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-442-7746
NSN 2925-00-631-0548
NSN 6105-00-296-5116
NSN 5998-00-461-5359
NSN 6105-01-208-4930
NSN 6220-01-141-6744
NSN 6105-01-481-1613
NSN 5975-01-626-5042
NSN 5965-01-411-6801
NSN 6110-00-899-2505
NSN 6610-01-341-4014
NSN 6685-01-651-1738